Question 17: Consider the code given below. Choose the correct option…

1 1  interface Readable{
2 2    void read();
3 3  }
4 4  interface Displayable{
5 5    void display();
6 6  }
7 7  interface Computable extends Displayable, Readable{
8 8    void compute();
9 9  }
1010  abstract class Calculator implements Computable{
1111    public void compute(){
1212      System.out.println("Calculator computes");
1313    }
1414  }
1515  class Phone extends Calculator{
1616    public void read(){
1717      System.out.println("Phone reads");
1818    }
1919    public void display(){
2020      System.out.println("Phone display");
2121    }
2222  }
2323  public class Test{
2424    public static void main(String[] args){
2525      Readable r = new Phone();
2626      r.read();
2727    }
2828  }